| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.00 | 0.99 | 0.01 |
| Feb | 1.02 | 1.02 | 0.00 |
| Mar | 1.98 | 1.95 | 0.03 |
| Apr | 3.46 | 3.37 | 0.09 |
| May | 4.54 | 4.24 | 0.30 |
| Jun | 5.37 | 5.34 | 0.03 |
| Jul | 4.39 | 4.44 | -0.05 |
| Aug | 4.37 | 4.49 | -0.12 |
| Sep | 3.70 | 3.44 | 0.26 |
| Oct | 2.52 | 2.31 | 0.21 |
| Nov | 1.77 | 1.64 | 0.13 |
| Dec | 1.25 | 1.23 | 0.02 |
35.37 | 34.46 | 0.91 |